1. Reports of sudden leakage of floods: There is a continuous or continuous strong demand for water flow in the streams in the area, causing negligence.
2. A major fire has been triggered in this area, and there is a risk of delayed burning and expansion. It will be released when there is a need for release after evaluation.
3. Explosion release release: Released when there may be an explosion in the area and it may be found that the agency needs to evacuate.
4. Release report of dam break: release the report when there is a risk of dam break in the area, when there is a need for evacuation after investigation.
5. There is a report on the explosion: the building in the area is in danger of falling, and the investigation finds that there is a need for evacuation.
6. Emergencies In the event of emergencies, release emergencies: when necessary for the release of emergencies in the region.
7. Threshold for sending toxic chemical disaster alerts: When you are in your area, there is a leakage of toxic chemical substances listed in Category 1 to Category 3. After assessment, the status and quantity may affect the health and safety of the public. It is required to release cell broadcasts to guide people to shelter in place or evacuate.
8. Threshold for sending typhoon warnings: Affected by the typhoon, the urban area has measured a 15-level wind or has flooded, and the stream has overflowed with continuous heavy rainfall. It will be released when the issuing authority evaluates that there is an evacuation need.
9. Threshold for sending suspended particle disaster alarms: The air quality index of any air quality monitoring station within the jurisdiction is greater than 200 (indicator pollutants: PM2.5, PM10), or an air pollution emergency occurs, and its status and quantity are evaluated after evaluation It may affect the health and safety of the people. The local government will release cell broadcasts in accordance with regulations to guide people to shelter in place or evacuate.